I will build secure backend apis using node js, nest js, typescript

K
kailas_pk
K
kailas_pk
Kailas
build secure backend apis using node js, nest js, typescript
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build secure backend apis using node js, nest js, typescript
Full Screen
build secure backend apis using node js, nest js, typescriptbuild secure backend apis using node js, nest js, typescript

About this gig

Are you looking for a high-quality backend developer who can build scalable, production-ready APIs?

Im Kailas, a Software Engineer with 5 years of experience, previously working at Maybank (Malaysia) and across major fintech, banking platforms. I specialize in creating fast, secure, and enterprise-grade backend systems using:

  • Node.js
  • Nest.js (microservices)
  • Express.js
  • TypeScript
  • MySQL / MsSQL / MongoDB
  • Redis / Hazelcast caching
  • Kafka / RabbitMQ
  • AWS (S3, Lambda)

What I Can Build for You

  • REST APIs / Microservices
  • Complete backend for web or mobile apps
  • Authentication (JWT, OAuth, 2FA)
  • Payment modules
  • Admin panel backend
  • Cron jobs & automations
  • File ingestion & processing flows
  • Scalable enterprise applications
  • API documentation (JSDoc, Swagger)

Why Choose Me?

  • Built notification systems for millions of users
  • Developed fintech & banking applications
  • Strong experience with real-time event processing
  • Clean, maintainable, production-ready code
  • 100% on-time delivery & professional communication

  • Expertise

    • Debugging
    • Performance
    • Security
    • Databases

  • Programming language

    • TypeScript

  • Frontend framework

    • React.js

  • Backend framework

    • Express.js
    • Node.js

Get to know Kailas

Kailas

Node Js and Microservices Developer for Scalable Backend Systems

  • FromIndia
  • Member sinceNov 2025

  • Languages

    English, Tamil, Malayalam
Hi, I’m Kailas, a Full-Stack Software Engineer with 5+ years of experience building scalable web applications used by thousands of users. I specialize in Node.js, TypeScript, Nest.js, React, AWS and microservices architectures. I’ve worked with international clients on fintech, banking, e-commerce, blockchain/crypto, and real-time systems. I focus on clean code, performance, security, and reliable delivery.

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